Technical Specifications - ResMed AirFit F20 User Manual

Technical specifications

Pressure-flow The mask contains passive venting to protect against
curve
rebreathing. As a result of manufacturing variations, the vent
flow rate may vary.
Dead space: Empty volume of the mask to
the end of the swivel. The mask deadspace
varies according to cushion size.
Therapy pressure
Resistance with Anti Asphyxia Valve
(AAV) closed to atmosphere: Drop in
pressure measured (nominal)
at 50 L/min
at 100 L/min
Resistance with Anti Asphyxia Valve
(AAV) open to atmosphere
Inspiration at 50 L/min:
Expiration at 50 L/min:
Anti Asphyxia Valve (AAV) open-to-
atmosphere pressure
Pressure Flow
(L/min)
(cm H O)
2
3 19
10 37
16 48
24 60
30 69
40 82
AirFit F20 AirTouch F20
240 mL (Large) 281 mL (Large)
3 to 40 cm H O 3 to 40 cm H
2 2
0.2 cm H O 0.2 cm H O
2 2
0.6 cm H O 0.6 cm H O
2 2
0.6 cm H O 0.6 cm H O
2 2
0.7 cm H O 0.7 cm H O
2 2
≤3 cm H O ≤3 cm H O
2 2
Anti Asphyxia Valve (AAV) closed-to-
atmosphere pressure
Sound: DECLARED DUAL-NUMBER NOISE EMISSION VALUES in accordance with
ISO 4871. The A-weighted sound power level and the A-weighted sound pressure
level of the mask at a distance of 1 m, with uncertainty of 3 dBA, are shown
Power level (with Standard elbow)
Power level (with QuietAir elbow)
Pressure level (with Standard elbow)
Pressure level (with QuietAir elbow)
Environmental
Operating temperature: 5°C to 40°C
conditions Operating humidity: 15% to 95% non-condensing
Storage and transport temperature: -20°C to +60°C
Storage and transport humidity: up to 95% non-condensing
Gross Mask fully assembled with elbow assembly (no headgear)
dimensions
154 mm (H) x 159 mm (W) x 147 mm (D)
International Magnets used in this mask are within ICNIRP guidelines for
O Commission on general public use.
Non-Ionizing
Radiation
Protection
(ICNIRP)
6
AirFit F20 AirTouch F20
≤3 cm H O ≤3 cm H O
2 2
30 dBA 30 dBA
21 dBA 21 dBA
22 dBA 22 dBA
13 dBA 13 dBA